Aasteroid Apophis, which researchers now say has a 1 in 45,000 chance of hitting Earth on 13 April 2036. Calculations show it would strike somewhere along a narrow track that stretches eastward from Siberia to the west coast of Africa.

The Association of Space Explorers, founded by Russell Schweickart, a former Apollo astronaut, will host a series of meetings to provide the UN with a “decision process” for assessing and acting on the hazard posed by Apophis and other near-Earth asteroids.

Also see Lifeboat Foundation’s “Asteroid shield related: deflection mission and other proposals“